1 Code: 246. DB::Exception: Receivedfromlocalhost:9000. DB::Exception: Bad size of marks file'/mnt/jfs/data/tpch1000s_juice/customer/all_19_24_1/C_CUSTKEY.mrk2': 0, must be: 18480 Select 数据一部分在 Ozone,并且此过程中发生了数据从 SSD 磁盘下沉到 Ozone 的情况。 结果:Hang 住,无法...
再执行这条 SQL 语句,当数据全部在 Ozone 上时,发生了如下 Error: Code:246.DB::Exception:Received from localhost:9000.DB::Exception:Bad size of marks file'/mnt/jfs/data/tpch1000s_juice/customer/all_19_24_1/C_CUSTKEY.mrk2':0,must be:18480 Select 数据一部分在 Ozone,并且此过程中发生了数据...
再执行这条 SQL 语句,当数据全部在 Ozone 上时,发生了如下 Error: Code: 246. DB::Exception: Received from localhost:9000. DB::Exception: Bad size of marks file '/mnt/jfs/data/tpch1000s_juice/customer/all_19_24_1/C_CUSTKEY.mrk2': 0, must be: 18480 1. Select 数据一部分在 Ozone,并且...
再执行这条 SQL 语句,当数据全部在 Ozone 上时,发生了如下 Error: Code: 246. DB::Exception: Received from localhost:9000. DB::Exception: Bad size of marks file '/mnt/jfs/data/tpch1000s_juice/customer/all_19_24_1/C_CUSTKEY.mrk2': 0, must be: 18480 Select 数据一部分在 Ozone,并且此过...
BAD_TYPE_OF_FIELD error on query without decimal values? #74910 closed Feb 25, 2025 flaky test: test_postgres_odbc_hashed_dictionary_no_tty_pipe_overflow #76718 closed Feb 25, 2025 Logical Error on PartsSplitter with reverse key #75928 closed Feb 25, 2025 63 Issues opened by 49...
Code: 246. DB::Exception: Received from localhost:9000. DB::Exception: Bad size of marks file '/mnt/jfs/data/tpch1000s_juice/customer/all_19_24_1/C_CUSTKEY.mrk2': 0, must be: 18480 A portion of the Select data is in the Ozone, and a data sink from the SSD disk to the Ozone...
Code: 246. DB::Exception: Received from localhost:9000. DB::Exception: Bad size of marks file '/mnt/jfs/data/tpch1000s_juice/customer/all_19_24_1/C_CUSTKEY.mrk2': 0, must be: 18480 Part of the Select data is in Ozone, and during this process, data sinks from the SSD disk to...
formatReadableSize(sum(marks_bytes)ASmark_sum)ASmarks, mark_sum/uncomp_bytesASmark_ratioFROMcluster(default_cluster, system.parts)WHEREactiveGROUPBYdatabase,tableORDERBYcomp_bytesDESC 可以通过如下查询获取当天 mrk 缓存命中情况: WITH(ProfileEvents.Values[indexOf(ProfileEvents.Names,'MarkCacheHits')])ASMA...
你想要的 ClickHouse 优化,都在这里。 ClickHouse 是OLAP(Online analytical processing)数据库,以速度见长[1]。ClickHouse 为什么能这么快?有两点原因[2]: 架构优越 列式存储 索引 数据压缩 向量化执行 资源利用 关注底层细节 但是,数据库设计再优越也拯救不了错误的使用方式,本文以 MergeTree 引擎家族为例讲解如何对...
uniqExact(partition_id)ASpartition_cnt, sum(rows), formatReadableSize(sum(data_compressed_bytes)AScomp_bytes)AScomp, formatReadableSize(sum(data_uncompressed_bytes)ASuncomp_bytes)ASuncomp, uncomp_bytes/comp_bytesASratio, formatReadableSize(sum(marks_bytes)ASmark_sum)AS...